Finding the Fourth Proportional to 10,591.93, 15,877.56 and 5,043.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,591.93 : 15,877.56 = 5,043.78 : x
2. Step 2: Convert to fraction form
   10,591.93/15,877.56 = 5,043.78/x
3. Step 3: Cross multiply
   10,591.93x = 15,877.56 × 5,043.78
4. Step 4: Simplify right side
   10,591.93x = 80,082,919.58
5. Step 5: Solve for x
   x = 80,082,919.58/10,591.93
6. Step 6: Final answer
   x = 7,560.75